<template>
  <view class="goods-item" @click="gotoEmit">

    <view class="goods-item-left">
      <radio :checked="goods.goods_state" color="#C00000" v-if="showRadio" @click="radioClickHandler"></radio>
      <image :src="goods.goods_small_logo || defaultPic" class="goods-pic"></image>
    </view>

    <view class="goods-item-right">
      <view class="goods-name">
        {{goods.goods_name}}
      </view>
      <view class="goods-info">
        <view class="goods-price">
          ￥{{goods.goods_price|tofixed}}
        </view>
        <uni-number-box :min="1" :value="goods.goods_count" v-if="showNum" @change="numChangeHandler"></uni-number-box>
      </view>
    </view>
  </view>
</template>
<script>
  export default {
    props: {
      goods: {
        type: Object,
        default: {}
      },
      showRadio: {
        type: Boolean,
        default: false,

      },
      showNum: {
        type: Boolean,
        default: false,
      }
    },
    data() {
      return {
        defaultPic: 'https://img3.doubanio.com/f/movie/8dd0c794499fe925ae2ae89ee30cd225750457b4/pics/movie/celebrity-default-medium.png'
      }
    },
    methods: {
      gotoEmit() {
        uni.$emit("click")
      },
      radioClickHandler() {
        this.$emit('radio-change', {
          goods_id: this.goods.goods_id,
          goods_state: !this.goods.goods_state
        })
      },
      numChangeHandler(val) {
        // 通过 this.$emit() 触发外界通过 @ 绑定的 num-change 事件
        this.$emit('num-change', {
          // 商品的 Id
          goods_id: this.goods.goods_id,
          // 商品的最新数量
          goods_count: +val
        })
      }
    },
    filters: {
      tofixed(num) {
        return Number(num).toFixed(2)
      }
    },

  }
</script>
<style lang="scss">
  .goods-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .goods-item {
    display: flex;
    padding: 10px 5px;
    border-bottom: 1px solid #f0f0f0;
    // 让 goods-item 项占满整个屏幕的宽度
    width: 750rpx;
    // 设置盒模型为 border-box
    box-sizing: border-box;

    .goods-item-left {
      margin-right: 5px;
      display: flex;
      justify-content: space-between;
      align-items: center;

      .goods-pic {
        width: 100px;
        height: 100px;
        display: block;
      }
    }

    .goods-item-right {
      display: flex;
      flex: 1;
      flex-direction: column;
      justify-content: space-between;

      .goods-name {
        font-size: 13px;
      }

      .goods-price {
        font-size: 16px;
        color: #c00000;
      }
    }
  }
</style>
